u_tom_pismu_piše
u tom pismu piše .
u WORD_BOUNDARY t̪̻ o̞ m WORD_BOUNDARY p i s̪̻ m u WORD_BOUNDARY p i ʃ̺ e̞ WORD_BOUNDARY
u WORD_BOUNDARY t o m WORD_BOUNDARY p i s m u WORD_BOUNDARY p i š e WORD_BOUNDARY . WORD_BOUNDARY